Rename m_eval to m_moveValue for consistency

git-svn-id: svn://svn.code.sf.net/p/fuego/code/trunk@1874 2e953b5c-c64d-0410-be54-f773e93e544c
Implement several ways to use features as prior knowledge

git-svn-id: svn://svn.code.sf.net/p/fuego/code/trunk@1875 2e953b5c-c64d-0410-be54-f773e93e544c